Lauck, J. (2000). American agriculture and the problem of monopoly: The political economy of grain belt farming, 1953-1980. University of Nebraska Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLauck, Jon. American Agriculture and the Problem of Monopoly: The Political Economy of Grain Belt Farming, 1953-1980. Lincoln: University of Nebraska Press, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLauck, Jon. American Agriculture and the Problem of Monopoly: The Political Economy of Grain Belt Farming, 1953-1980. University of Nebraska Press, 2000.
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